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JAWO Sampling Solutions and Product Overview.

M&W JAWO Sampling is building the bridge between the Theory Of Sampling (TOS) and specific sampling products or a complete multi-stage sampling system for any customer who requires fully automated and high-quality representative sampling-solution.

Our multi-stage sampling systems consists of several individual customized products which are engineered, constructed and positioned together. This ensures a solution which meets international standards or even exceed them.

If Jawo Sampling is not what you are looking for, you may find what the products youd need in Mark & Wedell Big Science Products or M&W Engineering Products.

Solutions: Primary samplers in multi-stage sampling - 3 examples
Solutions: Primary samplers in multi-stage sampling - 3 examples
JAWO Sampling Solution – Bucket Sampler
How to do representative sampling of bulk material in a falling stream? To ensure a representative sampling of bulk material, especially for materials with a high content of dust, the Bucket Sampler is the answer.
JAWO Sampling Solution – Cross Belt Sampler
How to do representative sampling of bulk material from a conveyor belt? To ensure a representative sampling of bulk material from a conveyor belt, the Cross Belt Sampler is the answer.
JAWO Sampling Solution – Cross Stream Sampler
How to do representative sampling of bulk material in a falling stream from a conveyor belt? To ensure a representative sampling of bulk material at the end of a conveyor belt, the Cross Stream Sampler is the answer.
Products: Primary Samplers
Products: Primary Samplers
Automated Truck & Train Sampling System (ATTSS)
The Automated Truck & Train Sampling System (ATTSS) takes one or several representative and unbiased sample(s) of each incoming or outgoing truck or train load according to relevant sampling standards (ISO, ASTM/ASME, GOST etc.). Can be used for virtually any type of bulk materials
Cross Stream Sampler (CSS)
The Cross Stream Sampler (CSS) extracts a representative increment/cut of bulk material from a free-falling stream at the discharge point of a conveyor belt. Representatively of the increment is ensured by extraction of a complete cross section of the material stream.
Cross Belt Sampler (CBS)
Cross-Belt Sampler (CBS)
The Cross-Belt Sampler (CBS) is designed to take an increment/cut from bulk materials being conveyed on a conveyor belt. The cross sampler includes a fully enclosed housing that covers all moving parts thereby reducing spillage and increasing safety. M&W Jawo Samplings Cross Belt Sampler is a type of hammer sampler, with a optimsed design in order to ensure the obtaining of better representative samples.
Vezin Sampler (VS)
The Vezin Sampler (VS) is designed to extract increments from a vertically falling stream of material. Representativity is ensured since a complete cross section of the free-falling bulk material is collected.
Bucket Sampler (BS) 1
Bucket Sampler (BS)
The Bucket Sampler (BS) is designed to extract increments/cuts from a free-falling flow of bulk materials in a vertical duct. Representativity is ensured since a complete cross section of the material is collected.
Cross Stream Cutter (CSC)
The Cross Stream Cutter (CSC) is designed to extract a representative increment/cut by discharging a complete cross section of the free-falling bulk material in an outlet chute.
Vezin Sampler with Mixing Tank (VSMX)
The Vezin Sampler Mixing Tank (VSMX) consists of two combined units. The Vezin sampler is designed to extract increments from a vertically falling primary material stream (see VS). The second unit, the mixing tank (MX), collects a specified number of extracted increments in a mixing and homogenising tank. This unit ensures that the primary sampled material at all times is well mixed by means of an impeller and thus represents the average primary material captured by the VS.
Products: Secondary Samplers, dividers and splitters
Products: Secondary Samplers, dividers and splitters
Hopper Discharge Sampling System (HDSS)
The Hopper Discharge Sampling Systsem (HDSS) is a stand alone sampling system, designed for representative sampling og bulk material. The HDSS can be used for sampling of virtually any type of dry material.
Virtual Adjustable Divider (VAD)
The Virtual Adjustable Divider (VAD) is designed for representative mass reduction of bulk material. The VAD can be used for mass reduction of virtually any type of dry materials.
Rotary Tube Divider (RTD) 1
Rotary Tube Divider (RTD)
The Rotary Tube Divider (RTD) is designed for representative mass reduction of bulk material. The RTD can be used for mass reduction of virtually any type of dry materials. The RTD is a robust, all-round sub-sampling solution. The RTD is used in many multi-stage sampling systems but may also be used as a stand-alone divider.
Rotary Disc Divider (RDD) 1
Rotary Disc Divider (RDD)
The Rotary Disc Divider (RDD) is designed for combined dosing and representative dividing of bulk material.
Rotary Tube Splitter (RTS) 1
Rotary Tube Splitter (RTS)
The Rotary Tube Splitter (RTS) is designed for representative splitting of bulk material. The material is split evenly between a number of sample outlets.
Dividing Plant (DP) 1
Dividing Plant (DP)
Dividing Plant (DP) is designed for a representative division of materials with various particle sizes. The DP can be easily moved around in the laboratory or production facility and can be installed in conjunction with a sampling plant or as a standalone divider.
Vertical Disc Divider (VDD) 1
Vertical Disc Divider (VDD)
The Vertical Disc Divider (VDD) is designed for representative division of bulk material at a small and fixed division ratio.
Diverter Gate (DG) 1
Divider Gate (DG)
The Divider Gate (DG) is used for directing the materials into two different streams.
Dual Splitter (DS)
Dual Splitter (DS)
The Dual Splitter (DS) is used for splitting materials into two sampling buckets.
Riffle Splitter (RS) 1
Riffle Splitter (RS)
The Riffle Splitter (RS) is designed for manual representative splitting of dry, granulated and powdered sample material with a volume of 1-20 litres. Can be used both in the field and in the laboratory providing fractional sub-samples for further preparation.
Products: Extraction Samplers & Online Analyzers
Products: Extraction Samplers & Online Analyzers
Automatic Dust Sampler (ADS)
The Automatic Dust Sampler (ADS) is designed to collect isokinetic (i.e. representative) particle samples from flue gas pipes, or similar particle transport pipes, to enable laboratory analysis of the particle samples.
Pulverised Fuel Sampler Automatic BIO (PFSA-B)
The Pulverised Fuel Sampler Automatic BIO (PFSA-B) is a portable unit with automatic operation for extraction of a representative physical sample of pulverized biomass from the full cross section of a fuel pipe, inspired by ISO 9931 and improved further. The PFSA-B is primarily used to determine the fuel mass-flow rate of biomass in the pipes fed to the burners and furnace. For optimal measurements, the PFSA-B should be used together with a M&W Dirty Air Pitot Laser (DAPL) to ensure a fully isokinetic sample. By using the DAPL the PFSA-B can receive data directly via Bluetooth.
Pulverised Fuel Sampler Automatic (PFSA) 1
Pulverised Fuel Sampler Automatic (PFSA)
The Pulverised Fuel Sampler Automatic (PFSA) is a portable unit with automatic operation for extraction of a representative physical sample from the full cross section of a fuel pipe, according to the international standard ISO 9931. The PFSA is primarily used to determine the fuel mass-flow in the pipe. For optimal measurements, the PFSA should be used together with a M&W Dirty Air Pitot (DAP) or Dirty Air Pitot Laser (DAPL) to ensure a fully isokinetic sample. By using the DAPL the PFSA can receive the data directly via Bluetooth.
 Screw Sampler Mixing Tank (SMX) 1
Screw Sampler Mixing Tank (SMX)
The Screw Sampler Mixing Tank (SMX) is designed to create an average composite sample from continuous or intermittent increment extraction of dry non-sticky powdered free-falling material from a chute or in a silo. The SMX is the standard in many cement plants where extraction and integrated mixing is required. The mixing function of the SMX provides for more well-mixed samples compared to the SCR.
Unburned Carbon Online Analyzer (UBC-2400) 1
Unburned Carbon Online Analyser (UBC-2400)
The Unburned Carbon Online Analyser 2400 (UBC-2400) provides the operators with automatic and continuous online information about the amount of unburned carbon (UBC) in post-combustion fly ash as well as physical samples for further laboratory testing. The UBC-2400 is typically used on large electric boilers firing with hard or brown coal. The UBC-2400 differs from the UBC-2000 as it utilizes microwave technology which is especially suited for power plants combusting coal with a higher variance in properties due to sourcing from different coal mines. The UBC-2400 can be placed in the flue gas duct close to the combustion zone allowing the information regarding burn-out efficiency to be used directly in the boiler control room. In addition to the continuous measurement. The UBC-2400 can direct a physical sample into a bottle that enabling laboratory testing. The UBC-2400 differs from the UBC-2200 due to its newly developed dual cell technology (reference chamber) which provides for even higher measurement accuracy of UBC levels. The UBC-2400 is also available for installation in the hopper using a different extraction mechanism.
Unburned Carbon Online Analyser (UBC-2000) 1
Unburned Carbon Online Analyser (UBC-2000)
The Unburned Carbon Online Analyser 2000 (UBC-2000) provides the operators with automatic and continuous online information about the amount of unburned carbon (UBC) in post-combustion fly ash as well as physical samples for further laboratory testing. The UBC-2000 is typically used on large electric boilers firing with hard or brown coal. The UBC-2000 utilizes its infrared technology especially suitable for power plants combusting coal with a lower variance in properties due to sourcing from similar coal mines/ excavation points). The UBC-2000 can be placed in the flue gas duct close to the combustion zone allowing the information to be used directly in the boiler control room. M&W was the first company in the world to invent, patent and install the UBC online analyser in the world.
Unburned Carbon Online Analyser (UBC-2200) 1
Unburned Carbon Online Analyser (UBC-2200)
The Unburned Carbon Online Analyser 2200 (UBC-2200) provides the operators with automatic and continuous online information about the amount of unburned carbon (UBC) in post-combustion fly ash as well as physical samples for further laboratory testing. The UBC-2200 is typically used on large electric boilers firing with hard or brown coal. The UBC-2200 differs from the UBC-2000 as it utilizes microwave technology which is especially suited for power plants combusting coal with a higher variance in properties due to sourcing from different coal mines. The UBC-2200 can be placed in the flue gas duct close to the combustion zone allowing the information regarding burn-out efficiency to be used directly in the boiler control room. In addition to the continuous measurement, the UBC-2200 can direct a physical sample into a bottle enabling laboratory testing. The UBC-2200 is also available for installation in the hopper using a different extraction mechanism.
Unburned Carbon Online Analyser for biomass (UBC-3000) 1
Unburned Carbon Online Analyser – Biomass (UBC-3000)
The Unburned Carbon Online Analyser for biomass (UBC-3000) provides the operators with automatic and continuous online information about the amount of unburned carbon (UBC) in post-combustion fly ash from biomass as well as physical samples for further laboratory testing. The UBC-3000 utilizes microwave technology and can be placed in the flue gas duct close to the combustion zone allowing the information regarding burn-out efficiency to be used directly in the boiler control room. The UBC-3000 specifically developed for biomass fuels caters for the bigger and more varied biomass post-combustion fly ash particles compared to coal. The UBC-3000 uses a dual cell technology (reference chamber) which provides for very high measurement accuracy of UBC levels. Furthermore, the dual cell technology eliminates the use of temperature control and an air conditioner unit. The UBC-3000 is also available for installation in the hopper using a different extraction mechanism.
Air Slide Sampler (AS) 1
Air Slide Sampler (AS)
The Air Slide Sampler (AS) is designed for continuous or intermittent increment extraction of dry, non-sticky airborne powdered material ducted in horizontal or inclined air slides. The AS intersects ducted material, typically confined to a circular cross-section, in a linear increment transect.
Dirty Air Pitot Laser (DAPL) 1
Dirty Air Pitot Laser (DAPL)
The Dirty Air Pitot Laser (DAPL) is a portable instrument designed to measure the temperature, pressure and flow velocity in fuel pipes or duct systems transporting a mixture of air and pulverized coal or biomass as well as cement, lime or food product or other particles. The DAPL has a built-in laser pointer for distance measurements which is needed in order to obtain the correct data for the full flow velocity profile. The DAPL can work as a stand-alone unit and provide data to the operator or alternatively with M&W PFS or PFSA to ensure optimal measurements. Furthermore, the DAPL can transfer the data to the PFSA via Bluetooth.
Dirty Air Pitot (DAP) 1
Dirty Air Pitot (DAP)
The Dirty Air Pitot (DAP) is a portable instrument that is designed to measure the temperature, pressure and flow-velocity in fuel pipes or duct systems transporting a mixture of air and pulverized coal or biomass as well as cement, lime or powder food products or other particles of similar size. The DAP can work as a stand-alone unit and provide data to the operator or alternatively with M&W PFS or PFSA to ensure optimal measurements.
Screw Sampler (SCR)
The Screw Sampler (SCR) is designed for continuous or intermittent sample extraction of dry, non-sticky powdered free-falling material from a chute or in a silo. The SCR is the standard sampler in many cement plants and is also widely used in chemical and power plants.
Pulverised Fuel Sampler (PFS) 1
Pulverised Fuel Sampler (PFS)
The Pulverised Fuel Sampler (PFS) is a portable unit with manual operation for extraction of a representative physical sample from the full cross-section of a fuel pipe according to the international standard ISO 9931. The PFS is primarily used to determine the fuel mass flow in the pipe. For optimal measurements, the PFS should be used together with an M&W Dirty Air Pitot (DAP) or Dirty Air Pitot Laser (DAPL) to ensure a fully isokinetic sample.
Particle Sampler (PS) 1
Particle Sampler (PS)
The Particle Sampler (PS) is an automatic sampling device for collecting increments of dust or powder from pneumatic transportation pipelines. The automatic sampling is performed over a period of time in order to record the average manifestation of the material properties. After a pre-set number of increments have been taken, the bottle below the PS containing the sample is taken to a laboratory for analysis. The PS is among other industries widely used in the power plants for the collection of fly ash and can be placed in the ash transporting pipeline or in the related pneumatic blow unit.
Dust Connection (DuC) 1
Dustless Connection (DuC)
The Dustless Connection (DuC) is designed to connect a portable measuring instrument with the transport pipe. The DuC is permanently fitted in a socket on the pipe. The DuC enables the measurement instrument to be easily inserted dust-free into the transport pipe thanks to the overpressure mechanism.
Welding guide 1
Welding Guide (WG)
The Welding Guide (WG) is a tool that ensures a correct positioning of the required socket that enables the Dustless Connector (DC) to be connected to the transport pipe. The DC is used as an instrument port for the Pulverized Fuel Sampler (PFS/PFSA) that is used to extract a representative sample from the full cross section of a fuel pipe. Since, it is critical that the sample head of the PFS/PFSA can rotate freely inside the transport pipe a correct mounting of the socket is essential. The WG secures that the socket with thread is welded perpendicular on and in the center line of the transport pipe.
Eccentricity Tester 1
Eccentricity Tester (ET)
The Eccentricity Tester (ET) is used to test the eccentricity of the sockets welded on to the transport pipes. This is required to avoid the Pulverized Fuel Sampler PFS/PFSA from getting stuck on the inside wall of the transport pipe during sampling. The ET test if the space inside the transport pipe is sufficent for a full rotation of the PFS/PFSA.
Products: Particle Size Reduction
Products: Particle Size Reduction
Jaw Crusher (JC)
The Jaw Crusher (JC) is designed for particle size reduction of the hardest and most abrasive materials. Materials should be dry or slightly wet, but not sticky. Possible materials include iron pellets, quartz, stones, minerals of any kind, silicon fines and nickel and copper concentrate containing lumps.
Twin Roll Crusher (TRC) 1
Twin Roll Crusher (TRC)
The Twin Roller Crusher (TRC) is designed for flexible particle size reduction of soft to hard materials, which can be dry, or slightly wet and sticky. For materials such as coal, coke, cement clinker, limestone, gypsum, bauxite, salt, oil shale and different types of ores.
Twin Roll Shredder (TRS) 1
Twin Roll Shredder (TRS)
The Twin Roll Shredder (TRS) is designed for shredding of soft and medium-hard materials – dry or slightly wet and semi-sticky. For materials such as wood chips, waste wood, cardboard, plastics, coal, electro-scrap and some metal waste like milling waste. The Twin Roll Shredder can be used as a primary, secondary or even tertiary crusher.
Products: Material Transfer Equipment
Products: Material Transfer Equipment
Cross-Belt Sweeper (CBSw)
The Cross-Belt Sweeper (CBSw) is designed to remove tramp metal from bulk material being conveyed on a conveyor belt. Without belt stoppage The CBSw will automatically remove tramp metal by a detection system with a minimal waste of usable bulk material.
Dosing Conveyor (DoC)
The Dosing Conveyor (DoC) is specially designed to transport high volumes of sample material and can be engaged in any of the steps of the sampling process. Contrary to a standard conveyor belt, the DoC has a design that ensures a minimum of spillage and correct dosing for instance into a crusher or a divider. The DoC can also be used to transport the rejected material back to the mainstream.
Screw Conveyor (SC) 1
Screw Conveyor (SC)
The Screw Conveyor (SC) is used for transportation of bulk materials from A to B by rotation of a screw (the auger principle). The material is transferred in a tube that ensures no spillage of material. The SC provides accurate dosing for instance into a crusher or a divider. The SC can also be used to transport relatively small volumes of reject material from sample preparation back to the mainstream.
Bucket Belt Elevator (BBE)
The Bucket Belt Elevator (BBE) is designed to lift material from point A to point B by means of buckets. The buckets are attached to a belt that pulls them around. The BBE is typically used to lift the reject material and return it to the main flow.
Bucket Chain Elevator (BCE)
Bucket Chain Elevator (BCE)
The Bucket Chain Elevator (BCE) is designed to lift material from point A to point B by means of buckets. The buckets are pulled by two chains. The BCE is typically used to lift the reject material and return it to the main flow in a sampling solution.
Bucket Lifter (BL) 1
Bucket Lifter (BL)
The Bucket Lifter (BL) is designed to lift material from A to B by means of one or more buckets. Compared to the BCE or BBE the BL is specifically designed for lifting smaller quantities of material.
Vibration Feeder (VF) 1
Vibration Feeder (VF)
The Vibration Feeder (VF) is designed for conveying and dosing dry non-sticky bulk materials such as pellets, granules or powders by means of vibrations. The unit can be integrated in any sampling systems where relatively small volumes of material have to be conveyed on a horizonal level. The VF is normally used to perform dosing of sampled material to further sample preparation.
Products: Mixers, Screens and Separators
Products: Mixers, Screens and Separators
Gyratory On-Line Screen (GOLS)
The Gyratory On-Line Screen (GOLS) is designed for precise screening and subsequent measurement of particle size distribution in sample material based on gyratory motions. The GOLS works well with dry, dusty and grainy materials such as granules and different types of ore.
Vibration Screen (ViS)
The Vibration Screen (ViS) combines screening with conveying of sample material. It is designed for screening and horizontal conveying of bulk materials such as pellets and granules.
Products: Sample magazines
Products: Sample magazines
Sample Magazine (SM) 01
Sample Magazine (SM)
The Sample Magazine (SM) is designed to automatically fill sample buckets with bulk materials after the sampling process has been completed. The SM also act as a storage device since it has multiple buckets installed inside. The SM prevents cross-contamination and moisture loss of the samples gathered.
Sample Magazine Long (SM-L) 01
Sample Magazine Long (SM-L)
The Sample Magazine Long (SM-L) is designed to automatically fill sample buckets with bulk materials after the sampling process has been completed. The SM-L prevents cross-contamination and moisture loss of the samples gathered. The SM-L also act as a storage device since it has multiple buckets installed inside. The long version (SM-L) compared to the SM version enables a customized device with a larger buffer for both empty and full buckets.
Mobile Sampling Container (MSC) 01
Mobile Sampling Container (MSC)
The Mobile Sample Container (MSC) is ergonomically designed to receive sampled material in large quantities, for easy transport to the laboratory or to a sampling preparation facility.
Stainless Steel Buckets (SSB) 01
Stainless Steel Buckets (SSB)
The Stainless Steel Buckets (SSB) can be used in many different industries and for many different purposes. The SSB come either as a standard version with a lid or can be customised with wheels, air-tight lid, outlet chute etc. The SSB come in different sizes, typically 6 l, 10 l and 15 l, but can also be customised.
Plastic bucket 1
Plastic Bucket (PB)
The Plastic Bucket (PB) can be used in many different industries and for many different purposes. The PB include an air-tight lid and come in different sizes, typically 6 l, 10 l and 15 l. However, can also be delivered up to 100 l.
Control cabinets
Control cabinets
Control Cabinet (CC-S) 1
Control Cabinets-Stand Alone(CC-S)
The Control Cabinet-Stand Alone (CC-S) controls, powers and protects the machines and is the interface for the operator. The CC-S can also act as a junction box for all power and signal cables depending on configuration.
Control Cabinets-Central (CC-C)
The Control Cabinet-Central (CC-C) controls, powers and protects the machines and is the interface for the operator. The CC-C can also act as a junction box for all power and signal cables depending on configuration.
Manpower & Services
Manpower & Services
Mechanical Engineering (ME)
Mechanical Engineering (ME)
Mechanical Engineering (ME) is at the core of M&W, especially within the disciplines of mechanics, dynamics, thermodynamics and structural analysis. M&W has a dedicated team of mechanical engineers that design, engineer, build, test and document the product/solution. The design is either based on our standardised concepts which takes customers specifications into account or can be a development of a prototype. M&W offers an A to Z solution, and thus after the engineering has been performed, a dedicated team of inhouse machine operators, metalworkers and blacksmiths ensure the entire mechanical production. After production, the M&W mechanical and electrical engineers test the entire product/solution before shipment. As per requirement, a factory acceptance test (FAT) is performed before shipment.
 Electrical Engineering(EE)
Electrical Engineering (EE)
Electrical Engineering (EE) is the classical discipline of designing switch gears, control cabinets, power cables etc. The EE at M&W has been an integrated part of the business from the very beginning. M&W has a dedicated team of inhouse electrical engineers that design, build and test the required electrical systems that complement the mechanical solutions. The design is based on our standardised concepts which take customers specifications into account. The M&W team of both electrical and automation engineers ensures a seamless integration, test and documentation of the entire electrical system. To perform the tasks above, M&W has a team of inhouse electricians that operate internally and externally at customer sites. Often, it is one of these electricians that act as a supervisor for electrical installation tasks at a customer site.
Automation Engineering (AE)
Automation Engineering (AE) is the cornerstone of the manufacturing industry and at M&W it has been an integrated part of our business for decades. The goal of automation is to increase uptime, reduce defects and enable fully automatic operations. On a daily basis, this is helping our customers to optimize their operations and improve their profitability. M&W has a dedicated team of inhouse automation engineers that identifies opportunities for automation, instrumentation and IT solutions. The AE team designs and develops new products/solutions, performs tests internally and ensures the right documentation. Our AE team is trained proffesionally and their extensive experience enables them to perform both the supervision and commissioning globally at our customer sites. This guarantees that the solution lives up to the customer expectation, while ensuring an optimal fine-tuning. M&W is committed to continue this journey and especially with Industry 4.0 we embark on new technologies to ensure that we are up to date and have competitive products.

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